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Re: Excessive use of `eassert`
From: |
Stefan Monnier |
Subject: |
Re: Excessive use of `eassert` |
Date: |
Sun, 21 Jan 2024 10:54:24 -0500 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
> I looked into this a bit and installed the attached patches which should
> speed things slightly even with a default build.
Nice.
> The main goal was to speed up debugging builds, though.
I still get:
(gdb) x/12i init_window
0xbbabc <init_window>: push %ebx
0xbbabd <init_window+1>: sub $0x18,%esp
0xbbac0 <init_window+4>: call 0x235b0 <__x86.get_pc_thunk.bx>
0xbbac5 <init_window+9>: add $0x34652f,%ebx
0xbbacb <init_window+15>: lea 0xc(%esp),%eax
0xbbacf <init_window+19>: lea 0x383d4c(%ebx),%edx
0xbbad5 <init_window+25>: call 0xa2d57 <make_lisp_symbol>
0xbbada <init_window+30>: mov 0xc(%esp),%eax
0xbbade <init_window+34>: mov %eax,0x334230(%ebx)
0xbbae4 <init_window+40>: add $0x18,%esp
0xbbae7 <init_window+43>: pop %ebx
0xbbae8 <init_window+44>: ret
(gdb)
whereas with my patch this goes down to:
(gdb) x/4i init_window
0xb1715 <init_window>: call 0x2ff9e <__x86.get_pc_thunk.ax>
0xb171a <init_window+5>: add $0x31c8da,%eax
0xb171f <init_window+10>: movl $0x0,0xe9d0(%eax)
0xb1729 <init_window+20>: ret
(gdb)
🙁
Stefan
- Re: Excessive use of `eassert`, (continued)
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/21
- Re: Excessive use of `eassert`, Alan Mackenzie, 2024/01/21
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/22
- Re: Excessive use of `eassert`, Stefan Monnier, 2024/01/22
- Re: Excessive use of `eassert`, Alan Mackenzie, 2024/01/22
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/23
- Re: Excessive use of `eassert`, Alan Mackenzie, 2024/01/23
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/23
- Re: Excessive use of `eassert`, Alan Mackenzie, 2024/01/24
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/26
- Re: Excessive use of `eassert`,
Stefan Monnier <=
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/21
- Re: Excessive use of `eassert`, Stefan Monnier, 2024/01/22
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/23
- Re: Excessive use of `eassert`, Stefan Monnier, 2024/01/23
- Re: Excessive use of `eassert`, Paul Eggert, 2024/01/24
- Re: Excessive use of `eassert`, Eli Zaretskii, 2024/01/23
- Re: Excessive use of `eassert`, Stefan Monnier, 2024/01/23